diff --git a/Cargo.lock b/Cargo.lock
index 085714159..fd1fc182e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -32,18 +32,24 @@ dependencies = [
 
 [[package]]
 name = "addr2line"
-version = "0.12.1"
+version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a49806b9dadc843c61e7c97e72490ad7f7220ae249012fbda9ad0609457c0543"
+checksum = "602d785912f476e480434627e8732e6766b760c045bbf897d9dfaa9f4fbd399c"
 dependencies = [
  "gimli",
 ]
 
 [[package]]
-name = "adler32"
-version = "1.0.4"
+name = "adler"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d2e7343e7fc9de883d1b0341e0b13970f764c14101234857d2ddafa1cb1cac2"
+checksum = "ccc9a9dd069569f212bc4330af9f17c4afb5e8ce185e83dbb14f1349dda18b10"
+
+[[package]]
+name = "adler32"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "567b077b825e468cc974f0020d4082ee6e03132512f207ef1a02fd5d00d1f32d"
 
 [[package]]
 name = "aead"
@@ -111,7 +117,7 @@ checksum = "cfd7e7ae3f9a1fb5c03b389fc6bb9a51400d0c13053f0dca698c832bfd893a0d"
 dependencies = [
  "block-cipher-trait",
  "byteorder",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -122,7 +128,7 @@ checksum = "4925647ee64e5056cf231608957ce7c81e12d6d6e316b9ce1404778cc1d35fa7"
 dependencies = [
  "block-cipher",
  "byteorder",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -132,7 +138,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2f70a6b5f971e473091ab7cfb5ffac6cde81666c4556751d8d5620ead8abf100"
 dependencies = [
  "block-cipher-trait",
- "opaque-debug",
+ "opaque-debug 0.2.3",
  "stream-cipher 0.3.2",
 ]
 
@@ -143,7 +149,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d050d39b0b7688b3a3254394c3e30a9d66c41dcf9b05b0e2dbdc623f6505d264"
 dependencies = [
  "block-cipher",
- "opaque-debug",
+ "opaque-debug 0.2.3",
  "stream-cipher 0.4.1",
 ]
 
@@ -158,9 +164,9 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.10"
+version = "0.7.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8716408b8bc624ed7f65d223ddb9ac2d044c0547b6fa4b0d554f3a9540496ada"
+checksum = "043164d8ba5c4c3035fec9bbee8647c0261d788f3474306f93bb65901cae0e86"
 dependencies = [
  "memchr",
 ]
@@ -180,7 +186,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -191,18 +197,18 @@ checksum = "85bb70cc08ec97ca5450e6eba421deeea5f172c0fc61f78b5357b2a8e8be195f"
 
 [[package]]
 name = "arbitrary"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c5eb01a9ab8a3369f2f7632b9461c34f5920bd454774bab5b9fc6744f21d6143"
+checksum = "7cb544f1057eaaff4b34f8c4dcf56fc3cd04debd291998405d135017a7c3c0f4"
 dependencies = [
  "derive_arbitrary",
 ]
 
 [[package]]
 name = "arc-swap"
-version = "0.4.6"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b585a98a234c46fc563103e9278c9391fde1f4e6850334da895d27edb9580f62"
+checksum = "4d25d88fd6b8041580a654f9d0c581a047baee2b3efee13275f2fc392fc75034"
 
 [[package]]
 name = "arrayref"
@@ -267,7 +273,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -284,13 +290,14 @@ checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
 
 [[package]]
 name = "backtrace"
-version = "0.3.48"
+version = "0.3.49"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0df2f85c8a2abbe3b7d7e748052fdd9b76a0458fdeb16ad4223f5eca78c7c130"
+checksum = "05100821de9e028f12ae3d189176b41ee198341eb8f369956407fea2f5cc666c"
 dependencies = [
  "addr2line",
  "cfg-if",
  "libc",
+ "miniz_oxide 0.3.7",
  "object",
  "rustc-demangle",
 ]
@@ -319,9 +326,9 @@ checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
 
 [[package]]
 name = "base64"
-version = "0.12.1"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53d1ccbaf7d9ec9537465a97bf19edc1a4e158ecb49fc16178202238c569cc42"
+checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
 
 [[package]]
 name = "beacon_chain"
@@ -346,10 +353,10 @@ dependencies = [
  "lazy_static",
  "lighthouse_metrics",
  "log 0.4.8",
- "lru 0.5.1",
+ "lru 0.5.2",
  "merkle_proof",
  "operation_pool",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "proto_array",
  "rand 0.7.3",
  "rayon",
@@ -434,7 +441,7 @@ dependencies = [
  "byte-tools",
  "crypto-mac 0.7.0",
  "digest 0.8.1",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -473,13 +480,10 @@ dependencies = [
 
 [[package]]
 name = "block-buffer"
-version = "0.8.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbcf92448676f82bb7a334c58bbce8b0d43580fb5362a9d608b18879d12a3d31"
+checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
 dependencies = [
- "block-padding",
- "byte-tools",
- "byteorder",
  "generic-array 0.14.2",
 ]
 
@@ -613,9 +617,12 @@ dependencies = [
 
 [[package]]
 name = "bytes"
-version = "0.5.4"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "130aac562c0dd69c56b3b1cc8ffd2e17be31d0b6c25b61c96b76231aa23e39e1"
+checksum = "118cf036fbb97d0816e3c34b2d7a1e8cfc60f68fcf63d550ddbe9bd5f59c213b"
+dependencies = [
+ "loom",
+]
 
 [[package]]
 name = "c_linked_list"
@@ -684,9 +691,9 @@ dependencies = [
 
 [[package]]
 name = "chrono"
-version = "0.4.11"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80094f509cf8b5ae86a4966a39b3ff66cd7e2a3e594accec3743ff3fabeab5b2"
+checksum = "f0fee792e164f78f5fe0c296cc2eb3688a2ca2b70cdff33040922d298203f0c4"
 dependencies = [
  "num-integer",
  "num-traits",
@@ -747,7 +754,7 @@ dependencies = [
  "lazy_static",
  "lighthouse_metrics",
  "network",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "prometheus",
  "reqwest",
  "rest_api",
@@ -778,6 +785,15 @@ dependencies = [
  "bitflags 1.2.1",
 ]
 
+[[package]]
+name = "cloudabi"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4344512281c643ae7638bbabc3af17a11307803ec8f0fcad9fae512a8bf36467"
+dependencies = [
+ "bitflags 1.2.1",
+]
+
 [[package]]
 name = "cmake"
 version = "0.1.44"
@@ -795,7 +811,7 @@ checksum = "f4ffc801dacf156c5854b9df4f425a626539c3a6ef7893cc0c5084a23f0b6c59"
 dependencies = [
  "atty",
  "lazy_static",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -865,6 +881,12 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b3a71ab494c0b5b860bdc8407ae08978052417070c2ced38573a9157ad75b8ac"
 
+[[package]]
+name = "cpuid-bool"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d375c433320f6c5057ae04a04376eef4d04ce2801448cf8863a78da99107be4"
+
 [[package]]
 name = "crc32fast"
 version = "1.2.0"
@@ -876,9 +898,9 @@ dependencies = [
 
 [[package]]
 name = "criterion"
-version = "0.3.2"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "63f696897c88b57f4ffe3c69d8e1a0613c7d0e6c4833363c8560fbde9c47b966"
+checksum = "70daa7ceec6cf143990669a04c7df13391d55fb27bd4079d252fca774ba244d8"
 dependencies = [
  "atty",
  "cast",
@@ -893,6 +915,7 @@ dependencies = [
  "rayon",
  "regex",
  "serde",
+ "serde_cbor",
  "serde_derive",
  "serde_json",
  "tinytemplate",
@@ -901,9 +924,9 @@ dependencies = [
 
 [[package]]
 name = "criterion-plot"
-version = "0.4.2"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddeaf7989f00f2e1d871a26a110f3ed713632feac17f65f03ca938c542618b60"
+checksum = "e022feadec601fba1649cfa83586381a4ad31c6bf3a9ab7d408118b05dd9889d"
 dependencies = [
  "cast",
  "itertools 0.9.0",
@@ -961,12 +984,13 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-queue"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab6bffe714b6bb07e42f201352c34f51fefd355ace793f9e638ebd52d23f98d2"
+checksum = "774ba60a54c213d409d5353bda12d49cd68d14e45036a285234c8d6f91f92570"
 dependencies = [
  "cfg-if",
  "crossbeam-utils",
+ "maybe-uninit",
 ]
 
 [[package]]
@@ -1054,7 +1078,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a4ba686dff9fa4c1c9636ce1010b0cf98ceb421361b0bb3d6faeec43bd217a7"
 dependencies = [
  "nix",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1127,9 +1151,9 @@ dependencies = [
 
 [[package]]
 name = "derive_arbitrary"
-version = "0.4.4"
+version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5cee758ebd1c79a9c6fb95f242dcc30bdbf555c28369ae908d21fdaf81537496"
+checksum = "02b43185d3e7ce7dcd44a23ca761ec026359753ebf480283a571e6463853d2ef"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1138,9 +1162,9 @@ dependencies = [
 
 [[package]]
 name = "derive_more"
-version = "0.99.7"
+version = "0.99.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2127768764f1556535c01b5326ef94bd60ff08dcfbdc544d53e69ed155610f5d"
+checksum = "298998b1cf6b5b2c8a7b023dfd45821825ce3ba8a8af55c921a0e734e4653f76"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1177,14 +1201,13 @@ dependencies = [
 
 [[package]]
 name = "dirs-sys"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afa0b23de8fd801745c471deffa6e12d248f962c9fd4b4c33787b055599bde7b"
+checksum = "8e93d7f5705de3e49895a2b5e0b8855a1c27f080192ae9c32a6432d50741a57a"
 dependencies = [
- "cfg-if",
  "libc",
  "redox_users",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1207,7 +1230,7 @@ dependencies = [
  "hex 0.4.2",
  "hkdf",
  "lazy_static",
- "libp2p-core 0.19.1",
+ "libp2p-core 0.19.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1",
  "log 0.4.8",
  "lru_time_cache",
@@ -1232,9 +1255,9 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "dtoa"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4358a9e11b9a09cf52383b451b49a169e8d797b68aa02301ff586d70d9661ea3"
+checksum = "134951f4028bdadb9b84baf4232681efbf277da25144b9b0ad65df75946c422b"
 
 [[package]]
 name = "ed25519-dalek"
@@ -1292,7 +1315,7 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca3cd1bccf1bd78eee44d89c0f81b60008b40153db2b99c0fc01abf353781e13"
 dependencies = [
- "base64 0.12.1",
+ "base64 0.12.3",
  "bs58",
  "ed25519-dalek",
  "hex 0.4.2",
@@ -1331,7 +1354,7 @@ dependencies = [
  "lazy_static",
  "lighthouse_metrics",
  "logging",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "slog",
  "slog-async",
  "slog-json",
@@ -1366,7 +1389,7 @@ dependencies = [
  "libflate",
  "lighthouse_metrics",
  "merkle_proof",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "reqwest",
  "serde",
  "serde_json",
@@ -1409,7 +1432,7 @@ dependencies = [
  "lazy_static",
  "ring",
  "rustc-hex",
- "sha2 0.8.2",
+ "sha2 0.9.1",
  "wasm-bindgen-test",
 ]
 
@@ -1417,7 +1440,7 @@ dependencies = [
 name = "eth2_interop_keypairs"
 version = "0.2.0"
 dependencies = [
- "base64 0.12.1",
+ "base64 0.12.3",
  "eth2_hashing",
  "hex 0.4.2",
  "lazy_static",
@@ -1433,10 +1456,10 @@ name = "eth2_key_derivation"
 version = "0.1.0"
 dependencies = [
  "bls",
- "hex 0.3.2",
+ "hex 0.4.2",
  "num-bigint-dig",
  "ring",
- "sha2 0.9.0",
+ "sha2 0.9.1",
  "zeroize",
 ]
 
@@ -1448,15 +1471,15 @@ dependencies = [
  "bls",
  "eth2_key_derivation",
  "eth2_ssz",
- "hex 0.3.2",
- "hmac 0.8.0",
+ "hex 0.4.2",
+ "hmac 0.8.1",
  "pbkdf2 0.4.0",
  "rand 0.7.3",
  "scrypt",
  "serde",
  "serde_json",
  "serde_repr",
- "sha2 0.9.0",
+ "sha2 0.9.1",
  "tempfile",
  "uuid",
  "zeroize",
@@ -1466,7 +1489,7 @@ dependencies = [
 name = "eth2_libp2p"
 version = "0.1.2"
 dependencies = [
- "base64 0.12.1",
+ "base64 0.12.3",
  "dirs",
  "discv5",
  "environment",
@@ -1482,11 +1505,11 @@ dependencies = [
  "lazy_static",
  "libp2p",
  "lighthouse_metrics",
- "lru 0.5.1",
- "parking_lot 0.10.2",
+ "lru 0.5.2",
+ "parking_lot 0.11.0",
  "serde",
  "serde_derive",
- "sha2 0.8.2",
+ "sha2 0.9.1",
  "slog",
  "slog-async",
  "slog-stdlog",
@@ -1554,7 +1577,7 @@ version = "0.1.0"
 dependencies = [
  "eth2_key_derivation",
  "eth2_keystore",
- "hex 0.3.2",
+ "hex 0.4.2",
  "rand 0.7.3",
  "serde",
  "serde_json",
@@ -1684,15 +1707,15 @@ checksum = "37ab347416e802de484e4d03c7316c48f1ecb56574dfd4a46a80f173ce1de04d"
 
 [[package]]
 name = "flate2"
-version = "1.0.14"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2cfff41391129e0a856d6d822600b8d71179d46879e310417eb9c762eb178b42"
+checksum = "68c90b0fc46cf89d227cc78b40e494ff81287a92dd07631e5af0d06fe3cf885e"
 dependencies = [
  "cfg-if",
  "crc32fast",
  "libc",
  "libz-sys",
- "miniz_oxide",
+ "miniz_oxide 0.4.0",
 ]
 
 [[package]]
@@ -1874,11 +1897,11 @@ dependencies = [
 
 [[package]]
 name = "futures_codec"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe8859feb7140742ed1a2a85a07941100ad2b5f98a421b353931d718a34144d1"
+checksum = "ce54d63f8b0c75023ed920d46fd71d0cbbb830b0ee012726b5b4f506fb6dea5b"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures 0.3.5",
  "memchr",
  "pin-project",
@@ -1890,6 +1913,19 @@ version = "0.3.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f5f3913fa0bfe7ee1fd8248b6b9f42a5af4b9d65ec2dd2c3c26132b950ecfc2"
 
+[[package]]
+name = "generator"
+version = "0.6.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "add72f17bb81521258fcc8a7a3245b1e184e916bfbe34f0ea89558f440df5c68"
+dependencies = [
+ "cc",
+ "libc",
+ "log 0.4.8",
+ "rustc_version",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.12.3"
@@ -1922,7 +1958,7 @@ dependencies = [
  "futures 0.3.5",
  "int_to_bytes",
  "merkle_proof",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "rayon",
  "serde",
  "serde_derive",
@@ -2011,7 +2047,7 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "79b7246d7e4b979c03fa093da39cfb3617a96bbeee6310af63991668d7e843ff"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "fnv",
  "futures-core",
  "futures-sink",
@@ -2024,6 +2060,12 @@ dependencies = [
  "tokio-util",
 ]
 
+[[package]]
+name = "half"
+version = "1.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d36fab90f82edc3c747f9d438e06cf0a491055896f2a279638bb5beed6c40177"
+
 [[package]]
 name = "hashbrown"
 version = "0.6.3"
@@ -2053,9 +2095,9 @@ dependencies = [
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.13"
+version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91780f809e750b0a89f5544be56617ff6b1227ee485bcb06ebe10cdf89bd3b71"
+checksum = "b9586eedd4ce6b3c498bc3b4dd92fc9f11166aa908a914071953768066c67909"
 dependencies = [
  "libc",
 ]
@@ -2094,9 +2136,9 @@ dependencies = [
 
 [[package]]
 name = "hmac"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b87b580bd66811cc2324a27f3587de707cacf7525b96dca8122f7493e6cce0da"
+checksum = "126888268dcc288495a26bf004b38c5fdbb31682f992c84ceb046a1f0fe38840"
 dependencies = [
  "crypto-mac 0.8.0",
  "digest 0.9.0",
@@ -2130,7 +2172,7 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "28d569972648b2c512421b5f2a405ad6ac9666547189d0c5477a3f200f3e02f9"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "fnv",
  "itoa",
 ]
@@ -2153,7 +2195,7 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13d5ff830006f7646652e057693569bfe0d51760c0085a071769d142a205111b"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "http 0.2.1",
 ]
 
@@ -2227,7 +2269,7 @@ version = "0.13.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a6e7655b9594024ad0ee439f3b5a7299369dc2a3f459b47c696f9ff676f9aa1f"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures-channel",
  "futures-core",
  "futures-util",
@@ -2264,7 +2306,7 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3adcd308402b9553630734e9c36b77a7e48b3821251ca2493e8cd596763aafaa"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "hyper 0.13.6",
  "native-tls",
  "tokio 0.2.21",
@@ -2329,11 +2371,17 @@ dependencies = [
  "autocfg 1.0.0",
 ]
 
+[[package]]
+name = "instant"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69da7ce1490173c2bf4d26bc8be429aaeeaf4cce6c4b970b7949651fa17655fe"
+
 [[package]]
 name = "int_to_bytes"
 version = "0.2.0"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "hex 0.4.2",
  "yaml-rust",
 ]
@@ -2379,15 +2427,15 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8b7a7c0c47db5545ed3fef7468ee7bb5b74691498139e4b3f6a20685dc6dd8e"
+checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
 
 [[package]]
 name = "js-sys"
-version = "0.3.40"
+version = "0.3.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce10c23ad2ea25ceca0093bd3192229da4c5b3c0f2de499c1ecac0d98d452177"
+checksum = "c4b9172132a62451e56142bff9afc91c8e4a4500aa5b847da36815b63bfda916"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -2501,9 +2549,9 @@ checksum = "9457b06509d27052635f90d6466700c65095fdf75409b3fbdd903e988b886f49"
 
 [[package]]
 name = "libflate"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "784f4ec5908a9d7f4e53658906386667e8b02e9389a47cfebf45d324ba9e8d25"
+checksum = "e9bac9023e1db29c084f9f8cd9d3852e5e8fddf98fb47c4964a0ea4663d95949"
 dependencies = [
  "adler32",
  "crc32fast",
@@ -2528,10 +2576,10 @@ name = "libp2p"
 version = "0.20.1"
 source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures 0.3.5",
  "lazy_static",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "libp2p-core-derive",
  "libp2p-dns",
  "libp2p-gossipsub",
@@ -2544,47 +2592,13 @@ dependencies = [
  "libp2p-websocket",
  "libp2p-yamux",
  "multihash",
- "parity-multiaddr 0.9.1",
+ "parity-multiaddr 0.9.1 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "parking_lot 0.10.2",
  "pin-project",
  "smallvec 1.4.0",
  "wasm-timer",
 ]
 
-[[package]]
-name = "libp2p-core"
-version = "0.19.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f5e30dcd8cb13a02ad534e214da234eca1595a76b5788b645dfa5c734d2124b"
-dependencies = [
- "asn1_der",
- "bs58",
- "ed25519-dalek",
- "either",
- "fnv",
- "futures 0.3.5",
- "futures-timer",
- "lazy_static",
- "libsecp256k1",
- "log 0.4.8",
- "multihash",
- "multistream-select 0.8.1",
- "parity-multiaddr 0.9.0",
- "parking_lot 0.10.2",
- "pin-project",
- "prost",
- "prost-build",
- "rand 0.7.3",
- "ring",
- "rw-stream-sink",
- "sha2 0.8.2",
- "smallvec 1.4.0",
- "thiserror",
- "unsigned-varint 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "void",
- "zeroize",
-]
-
 [[package]]
 name = "libp2p-core"
 version = "0.19.2"
@@ -2601,8 +2615,42 @@ dependencies = [
  "libsecp256k1",
  "log 0.4.8",
  "multihash",
- "multistream-select 0.8.2",
- "parity-multiaddr 0.9.1",
+ "multistream-select 0.8.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
+ "parity-multiaddr 0.9.1 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
+ "parking_lot 0.10.2",
+ "pin-project",
+ "prost",
+ "prost-build",
+ "rand 0.7.3",
+ "ring",
+ "rw-stream-sink",
+ "sha2 0.8.2",
+ "smallvec 1.4.0",
+ "thiserror",
+ "unsigned-varint 0.4.0",
+ "void",
+ "zeroize",
+]
+
+[[package]]
+name = "libp2p-core"
+version = "0.19.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a0387b930c3d4c2533dc4893c1e0394185ddcc019846121b1b27491e45a2c08"
+dependencies = [
+ "asn1_der",
+ "bs58",
+ "ed25519-dalek",
+ "either",
+ "fnv",
+ "futures 0.3.5",
+ "futures-timer",
+ "lazy_static",
+ "libsecp256k1",
+ "log 0.4.8",
+ "multihash",
+ "multistream-select 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-multiaddr 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.10.2",
  "pin-project",
  "prost",
@@ -2633,7 +2681,7 @@ version = "0.19.0"
 source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
  "futures 0.3.5",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
 ]
 
@@ -2644,11 +2692,11 @@ source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b
 dependencies = [
  "base64 0.11.0",
  "byteorder",
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "fnv",
  "futures 0.3.5",
  "futures_codec",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "libp2p-swarm",
  "log 0.4.8",
  "lru 0.4.3",
@@ -2667,7 +2715,7 @@ version = "0.19.2"
 source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
  "futures 0.3.5",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "libp2p-swarm",
  "log 0.4.8",
  "prost",
@@ -2681,11 +2729,11 @@ name = "libp2p-mplex"
 version = "0.19.2"
 source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "fnv",
  "futures 0.3.5",
  "futures_codec",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
  "parking_lot 0.10.2",
  "unsigned-varint 0.4.0",
@@ -2699,7 +2747,7 @@ dependencies = [
  "curve25519-dalek",
  "futures 0.3.5",
  "lazy_static",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
  "prost",
  "prost-build",
@@ -2722,7 +2770,7 @@ dependencies = [
  "hmac 0.7.1",
  "js-sys",
  "lazy_static",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
  "parity-send-wrapper",
  "pin-project",
@@ -2746,7 +2794,7 @@ version = "0.19.1"
 source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
  "futures 0.3.5",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
  "rand 0.7.3",
  "smallvec 1.4.0",
@@ -2763,7 +2811,7 @@ dependencies = [
  "futures-timer",
  "get_if_addrs",
  "ipnet",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
  "socket2",
  "tokio 0.2.21",
@@ -2777,7 +2825,7 @@ dependencies = [
  "async-tls",
  "either",
  "futures 0.3.5",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "log 0.4.8",
  "quicksink",
  "rustls",
@@ -2794,7 +2842,7 @@ version = "0.19.1"
 source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
  "futures 0.3.5",
- "libp2p-core 0.19.2",
+ "libp2p-core 0.19.2 (git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2)",
  "parking_lot 0.10.2",
  "thiserror",
  "yamux",
@@ -2887,6 +2935,15 @@ dependencies = [
  "scopeguard",
 ]
 
+[[package]]
+name = "lock_api"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de302ce1fe7482db13738fbaf2e21cfb06a986b89c0bf38d88abf16681aada4e"
+dependencies = [
+ "scopeguard",
+]
+
 [[package]]
 name = "log"
 version = "0.3.9"
@@ -2915,6 +2972,17 @@ dependencies = [
  "slog-term",
 ]
 
+[[package]]
+name = "loom"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ecc775857611e1df29abba5c41355cdf540e7e9d4acfdf0f355eefee82330b7"
+dependencies = [
+ "cfg-if",
+ "generator",
+ "scoped-tls 0.1.2",
+]
+
 [[package]]
 name = "lru"
 version = "0.4.3"
@@ -2926,9 +2994,9 @@ dependencies = [
 
 [[package]]
 name = "lru"
-version = "0.5.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28e0c685219cd60e49a2796bba7e4fe6523e10daca4fd721e84e7f905093d60c"
+checksum = "297efb9401445cf7b6986a583d7ac194023334b46b294ff7da0d36662c1251c2"
 dependencies = [
  "hashbrown",
 ]
@@ -2977,9 +3045,9 @@ checksum = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
 
 [[package]]
 name = "memoffset"
-version = "0.5.4"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4fc2c02a7e374099d4ee95a193111f72d2110197fe200272371758f6c3643d8"
+checksum = "c198b026e1bbf08a937e94c6c60f9ec4a2267f5b0d2eec9c1b21b061ce2be55f"
 dependencies = [
  "autocfg 1.0.0",
 ]
@@ -3035,13 +3103,22 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa679ff6578b1cddee93d7e82e263b94a575e0bfced07284eb0c037c1d2416a5"
+checksum = "791daaae1ed6889560f8c4359194f56648355540573244a5448a83ba1ecc7435"
 dependencies = [
  "adler32",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be0f75932c1f6cfae3c04000e40114adf955636e19040f9c0a2c380702aa1c7f"
+dependencies = [
+ "adler",
+]
+
 [[package]]
 name = "mio"
 version = "0.6.22"
@@ -3075,14 +3152,14 @@ dependencies = [
 
 [[package]]
 name = "mio-named-pipes"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f5e374eff525ce1c5b7687c4cef63943e7686524a387933ad27ca7ec43779cb3"
+checksum = "0840c1c50fd55e521b247f949c241c9997709f23bd7f023b9762cd561e935656"
 dependencies = [
  "log 0.4.8",
  "mio",
- "miow 0.3.4",
- "winapi 0.3.8",
+ "miow 0.3.5",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3110,12 +3187,12 @@ dependencies = [
 
 [[package]]
 name = "miow"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22dfdd1d51b2639a5abd17ed07005c3af05fb7a2a3b1a1d0d7af1000a520c1c7"
+checksum = "07b88fb9795d4d36d62a012dfbf49a8f5cf12751f36d31a9dbe66d528e58979e"
 dependencies = [
  "socket2",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3141,24 +3218,24 @@ checksum = "d8883adfde9756c1d30b0f519c9b8c502a94b41ac62f696453c37c7fc0a958ce"
 
 [[package]]
 name = "multistream-select"
-version = "0.8.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "991c33683908c588b8f2cf66c221d8f390818c1bdcd13fce55208408e027a796"
+version = "0.8.2"
+source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures 0.3.5",
  "log 0.4.8",
  "pin-project",
  "smallvec 1.4.0",
- "unsigned-varint 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.4.0",
 ]
 
 [[package]]
 name = "multistream-select"
 version = "0.8.2"
-source = "git+https://github.com/sigp/rust-libp2p?rev=a6232506278b9e686248f8d04b79400861b143c2#a6232506278b9e686248f8d04b79400861b143c2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c9157e87afbc2ef0d84cc0345423d715f445edde00141c93721c162de35a05e5"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures 0.3.5",
  "log 0.4.8",
  "pin-project",
@@ -3192,7 +3269,7 @@ checksum = "2ba7c918ac76704fb42afcbbb43891e72731f3dcca3bef2a19786297baf14af7"
 dependencies = [
  "cfg-if",
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3215,7 +3292,7 @@ dependencies = [
  "lazy_static",
  "lighthouse_metrics",
  "matches",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "rand 0.7.3",
  "rest_types",
  "rlp",
@@ -3277,9 +3354,9 @@ checksum = "cf51a729ecf40266a2368ad335a5fdde43471f545a967109cd62146ecf8b66ff"
 
 [[package]]
 name = "num-bigint"
-version = "0.2.6"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "090c7f9998ee0ff65aa5b723e4009f7b217707f1fb5ea551329cc4d6231fb304"
+checksum = "b7f3fc75e3697059fb1bc465e3d8cca6cf92f56854f201158b3f9c77d5a3cfa0"
 dependencies = [
  "autocfg 1.0.0",
  "num-integer",
@@ -3307,9 +3384,9 @@ dependencies = [
 
 [[package]]
 name = "num-integer"
-version = "0.1.42"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f6ea62e9d81a77cd3ee9a2a5b9b609447857f3d358704331e4ef39eb247fcba"
+checksum = "8d59457e662d541ba17869cf51cf177c0b5f0cbf476c66bdc90bf1edac4f875b"
 dependencies = [
  "autocfg 1.0.0",
  "num-traits",
@@ -3317,9 +3394,9 @@ dependencies = [
 
 [[package]]
 name = "num-iter"
-version = "0.1.40"
+version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dfb0800a0291891dd9f4fe7bd9c19384f98f7fbe0cd0f39a2c6b88b9868bbc00"
+checksum = "7a6e6b7c748f995c4c29c5f5ae0248536e04a5739927c74ec0fa564805094b9f"
 dependencies = [
  "autocfg 1.0.0",
  "num-integer",
@@ -3328,9 +3405,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.11"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c62be47e61d1842b9170f0fdeec8eba98e60e90e5446449a0545e5152acd7096"
+checksum = "ac267bcc07f48ee5f8935ab0d24f316fb722d7a1292e2913f0cc196b29ffd611"
 dependencies = [
  "autocfg 1.0.0",
 ]
@@ -3347,9 +3424,9 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.19.0"
+version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9cbca9424c482ee628fa549d9c812e2cd22f1180b9222c9200fdfa6eb31aecb2"
+checksum = "1ab52be62400ca80aa00285d25253d7f7c437b7375c4de678f5405d3afe82ca5"
 
 [[package]]
 name = "once_cell"
@@ -3362,9 +3439,9 @@ dependencies = [
 
 [[package]]
 name = "oorandom"
-version = "11.1.1"
+version = "11.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94af325bc33c7f60191be4e2c984d48aaa21e2854f473b85398344b60c9b6358"
+checksum = "a170cebd8021a008ea92e4db85a72f80b35df514ec664b296fdcbb654eac0b2c"
 
 [[package]]
 name = "opaque-debug"
@@ -3373,10 +3450,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
 
 [[package]]
-name = "openssl"
-version = "0.10.29"
+name = "opaque-debug"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cee6d85f4cb4c4f59a6a85d5b68a233d280c82e29e822913b9c8b129fbf20bdd"
+checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+
+[[package]]
+name = "openssl"
+version = "0.10.30"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8d575eff3665419f9b83678ff2815858ad9d11567e082f5ac1814baba4e2bcb4"
 dependencies = [
  "bitflags 1.2.1",
  "cfg-if",
@@ -3394,9 +3477,9 @@ checksum = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.57"
+version = "0.9.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7410fef80af8ac071d4f63755c0ab89ac3df0fd1ea91f1d1f37cf5cec4395990"
+checksum = "a842db4709b604f0fe5d1170ae3565899be2ad3d9cbc72dedc789ac0511f78de"
 dependencies = [
  "autocfg 1.0.0",
  "cc",
@@ -3412,7 +3495,7 @@ dependencies = [
  "eth2_ssz",
  "eth2_ssz_derive",
  "int_to_bytes",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "rand 0.7.3",
  "serde",
  "serde_derive",
@@ -3421,24 +3504,6 @@ dependencies = [
  "types",
 ]
 
-[[package]]
-name = "parity-multiaddr"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12ca96399f4a01aa89c59220c4f52ac371940eb4e53e3ce990da796f364bdf69"
-dependencies = [
- "arrayref",
- "bs58",
- "byteorder",
- "data-encoding",
- "multihash",
- "percent-encoding 2.1.0",
- "serde",
- "static_assertions",
- "unsigned-varint 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 2.1.1",
-]
-
 [[package]]
 name = "parity-multiaddr"
 version = "0.9.1"
@@ -3457,10 +3522,28 @@ dependencies = [
 ]
 
 [[package]]
-name = "parity-scale-codec"
-version = "1.3.0"
+name = "parity-multiaddr"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "329c8f7f4244ddb5c37c103641027a76c530e65e8e4b8240b29f81ea40508b17"
+checksum = "cc20af3143a62c16e7c9e92ea5c6ae49f7d271d97d4d8fe73afc28f0514a3d0f"
+dependencies = [
+ "arrayref",
+ "bs58",
+ "byteorder",
+ "data-encoding",
+ "multihash",
+ "percent-encoding 2.1.0",
+ "serde",
+ "static_assertions",
+ "unsigned-varint 0.4.0",
+ "url 2.1.1",
+]
+
+[[package]]
+name = "parity-scale-codec"
+version = "1.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a74f02beb35d47e0706155c9eac554b50c671e0d868fe8296bcdf44a9a4847bf"
 dependencies = [
  "arrayvec",
  "bitvec",
@@ -3480,7 +3563,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
 dependencies = [
- "lock_api",
+ "lock_api 0.3.4",
  "parking_lot_core 0.6.2",
  "rustc_version",
 ]
@@ -3491,10 +3574,21 @@ version = "0.10.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3a704eb390aafdc107b0e392f56a82b668e3a71366993b5340f5833fd62505e"
 dependencies = [
- "lock_api",
+ "lock_api 0.3.4",
  "parking_lot_core 0.7.2",
 ]
 
+[[package]]
+name = "parking_lot"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4893845fa2ca272e647da5d0e46660a314ead9c2fdd9a883aabc32e481a8733"
+dependencies = [
+ "instant",
+ "lock_api 0.4.0",
+ "parking_lot_core 0.8.0",
+]
+
 [[package]]
 name = "parking_lot_core"
 version = "0.6.2"
@@ -3502,12 +3596,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b876b1b9e7ac6e1a74a6da34d25c42e17e8862aa409cbbbdcfc8d86c6f3bc62b"
 dependencies = [
  "cfg-if",
- "cloudabi",
+ "cloudabi 0.0.3",
  "libc",
  "redox_syscall",
  "rustc_version",
  "smallvec 0.6.13",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3517,11 +3611,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d58c7c768d4ba344e3e8d72518ac13e259d7c7ade24167003b8488e10b6740a3"
 dependencies = [
  "cfg-if",
- "cloudabi",
+ "cloudabi 0.0.3",
  "libc",
  "redox_syscall",
  "smallvec 1.4.0",
- "winapi 0.3.8",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c361aa727dd08437f2f1447be8b59a33b0edd15e0fcee698f935613d9efbca9b"
+dependencies = [
+ "cfg-if",
+ "cloudabi 0.1.0",
+ "instant",
+ "libc",
+ "redox_syscall",
+ "smallvec 1.4.0",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3567,18 +3676,18 @@ dependencies = [
 
 [[package]]
 name = "pin-project"
-version = "0.4.19"
+version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3a1acf4a3e70849f8a673497ef984f043f95d2d8252dcdf74d54e6a1e47e8a"
+checksum = "12e3a6cdbfe94a5e4572812a0201f8c0ed98c1c452c7b8563ce2276988ef9c17"
 dependencies = [
  "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "0.4.19"
+version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "194e88048b71a3e02eb4ee36a6995fed9b8236c11a7bb9f7247a9d9835b3f265"
+checksum = "6a0ffd45cf79d88737d7cc85bfd5d2894bee1139b356e616fe85dc389c61aaf7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3667,9 +3776,9 @@ checksum = "7e0456befd48169b9f13ef0f0ad46d492cf9d2dbb918bcf38e01eed4ce3ec5e4"
 
 [[package]]
 name = "proc-macro-nested"
-version = "0.1.4"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e946095f9d3ed29ec38de908c22f95d9ac008e424c7bcae54c75a79c527c694"
+checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
 
 [[package]]
 name = "proc-macro2"
@@ -3694,9 +3803,9 @@ dependencies = [
 
 [[package]]
 name = "prometheus"
-version = "0.8.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0575e258dab62268e7236d7307caa38848acbda7ec7ab87bd9093791e999d20"
+checksum = "dd0ced56dee39a6e960c15c74dc48849d614586db2eaada6497477af7c7811cd"
 dependencies = [
  "cfg-if",
  "fnv",
@@ -3712,7 +3821,7 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ce49aefe0a6144a45de32927c77bd2859a5f7677b55f220ae5b744e87389c212"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "prost-derive",
 ]
 
@@ -3722,7 +3831,7 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "02b10678c913ecbd69350e8535c3aef91a8676c0773fc1d7b95cdd196d7f2f26"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "heck",
  "itertools 0.8.2",
  "log 0.4.8",
@@ -3753,7 +3862,7 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1834f67c0697c001304b75be76f67add9c89742eda3a085ad8ee0bb38c3417aa"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "prost",
 ]
 
@@ -3771,9 +3880,9 @@ dependencies = [
 
 [[package]]
 name = "protobuf"
-version = "2.14.0"
+version = "2.15.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e86d370532557ae7573551a1ec8235a0f8d6cb276c7c9e6aa490b511c447485"
+checksum = "e4951a8253c06334be9fe320bbcf73f14949fde62a0c8128d697eec1ff0fa8cd"
 
 [[package]]
 name = "psutil"
@@ -3836,21 +3945,21 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54a21852a652ad6f610c9510194f398ff6f8692e334fd1145fed931f7fbe44ea"
+checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "r2d2"
-version = "0.8.8"
+version = "0.8.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1497e40855348e4a8a40767d8e55174bce1e445a3ac9254ad44ad468ee0485af"
+checksum = "545c5bc2b880973c9c10e4067418407a0ccaa3091781d1671d46eb35107cb26f"
 dependencies = [
  "log 0.4.8",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "scheduled-thread-pool",
 ]
 
@@ -3880,7 +3989,7 @@ dependencies = [
  "libc",
  "rand_core 0.3.1",
  "rdrand",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3889,11 +3998,11 @@ version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c618c47cd3ebd209790115ab837de41425723956ad3ce2e6a7f09890947cacb9"
 dependencies = [
- "cloudabi",
+ "cloudabi 0.0.3",
  "fuchsia-cprng",
  "libc",
  "rand_core 0.3.1",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -3963,10 +4072,11 @@ dependencies = [
 
 [[package]]
 name = "rayon"
-version = "1.3.0"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db6ce3297f9c85e16621bb8cca38a06779ffc31bb8184e1be4bed2be4678a098"
+checksum = "62f02856753d04e03e26929f820d0a0a337ebe71f849801eea335d464b349080"
 dependencies = [
+ "autocfg 1.0.0",
  "crossbeam-deque",
  "either",
  "rayon-core",
@@ -3974,9 +4084,9 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.7.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08a89b46efaf957e52b18062fb2f4660f8b8a4dde1807ca002690868ef2c85a9"
+checksum = "e92e15d89083484e11353891f1af602cc661426deb9564c298b270c726973280"
 dependencies = [
  "crossbeam-deque",
  "crossbeam-queue",
@@ -4058,11 +4168,11 @@ dependencies = [
 
 [[package]]
 name = "remove_dir_all"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
+checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -4071,8 +4181,8 @@ version = "0.10.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3b82c9238b305f26f53443e3a4bc8528d64b8d0bee408ec949eb7bf5635ec680"
 dependencies = [
- "base64 0.12.1",
- "bytes 0.5.4",
+ "base64 0.12.3",
+ "bytes 0.5.5",
  "encoding_rs",
  "futures-core",
  "futures-util",
@@ -4123,7 +4233,7 @@ dependencies = [
  "network",
  "node_test_rig",
  "operation_pool",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "rayon",
  "remote_beacon_node",
  "rest_types",
@@ -4173,7 +4283,7 @@ dependencies = [
  "spin",
  "untrusted",
  "web-sys",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -4302,16 +4412,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
 dependencies = [
  "lazy_static",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
 name = "scheduled-thread-pool"
-version = "0.2.4"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0988d7fdf88d5e5fcf5923a0f1e8ab345f3e98ab4bc6bc45a2d5ff7f7458fbf6"
+checksum = "dc6f74fd1204073fa02d5d5d68bec8021be4c38690b61264b2fdb48083d0e7d7"
 dependencies = [
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
 ]
 
 [[package]]
@@ -4338,9 +4448,9 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "83ecb7ed8e2266bd539feb932c52b9e7ce01d14384166ac50fecb173f762f1aa"
 dependencies = [
- "hmac 0.8.0",
+ "hmac 0.8.1",
  "pbkdf2 0.4.0",
- "sha2 0.9.0",
+ "sha2 0.9.1",
 ]
 
 [[package]]
@@ -4417,18 +4527,28 @@ checksum = "a0eddf2e8f50ced781f288c19f18621fa72a3779e3cb58dbf23b07469b0abeb4"
 
 [[package]]
 name = "serde"
-version = "1.0.111"
+version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9124df5b40cbd380080b2cc6ab894c040a3070d995f5c9dc77e18c34a8ae37d"
+checksum = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
-name = "serde_derive"
-version = "1.0.111"
+name = "serde_cbor"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f2c3ac8e6ca1e9c80b8be1023940162bf81ae3cffbb1809474152f2ce1eb250"
+checksum = "1e18acfa2f90e8b735b2836ab8d538de304cbb6729a7360729ea5a895d15a622"
+dependencies = [
+ "half",
+ "serde",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.114"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a0be94b04690fbaed37cddffc5c134bf537c8e3329d53e982fe04c374978f8e"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4445,9 +4565,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.53"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "993948e75b189211a9b31a7528f950c6adc21f9720b6438ff80a7fa2f864cea2"
+checksum = "3433e879a558dde8b5e8feb2a04899cf34fdde1fafb894687e52105fc1162ac3"
 dependencies = [
  "itoa",
  "ryu",
@@ -4456,9 +4576,9 @@ dependencies = [
 
 [[package]]
 name = "serde_repr"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd02c7587ec314570041b2754829f84d873ced14a96d1fd1823531e11db40573"
+checksum = "2dc6b7951b17b051f3210b063f12cc17320e2fe30ae05b0fe2a3abb068551c76"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4479,9 +4599,9 @@ dependencies = [
 
 [[package]]
 name = "serde_yaml"
-version = "0.8.12"
+version = "0.8.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16c7a592a1ec97c9c1c68d75b6e537dcbf60c7618e038e7841e00af1d9ccf0c4"
+checksum = "ae3e2dd40a7cdc18ca80db804b7f461a39bb721160a85c9a1fa30134bf3c02a5"
 dependencies = [
  "dtoa",
  "linked-hash-map",
@@ -4498,7 +4618,7 @@ dependencies = [
  "block-buffer 0.7.3",
  "digest 0.8.1",
  "fake-simd",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -4516,19 +4636,20 @@ dependencies = [
  "block-buffer 0.7.3",
  "digest 0.8.1",
  "fake-simd",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
 name = "sha2"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72377440080fd008550fe9b441e854e43318db116f90181eef92e9ae9aedab48"
+checksum = "2933378ddfeda7ea26f48c555bdad8bb446bf8a3d17832dc83e380d444cfb8c1"
 dependencies = [
- "block-buffer 0.8.0",
+ "block-buffer 0.9.0",
+ "cfg-if",
+ "cpuid-bool",
  "digest 0.9.0",
- "fake-simd",
- "opaque-debug",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
@@ -4541,7 +4662,7 @@ dependencies = [
  "byte-tools",
  "digest 0.8.1",
  "keccak",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -4564,7 +4685,7 @@ dependencies = [
  "chrono",
  "colored",
  "log 0.4.8",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -4576,7 +4697,7 @@ dependencies = [
  "eth1_test_rig",
  "futures 0.3.5",
  "node_test_rig",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "rayon",
  "tokio 0.2.21",
  "types",
@@ -4599,7 +4720,7 @@ checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 name = "slashing_protection"
 version = "0.1.0"
 dependencies = [
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "r2d2",
  "r2d2_sqlite",
  "rayon",
@@ -4710,7 +4831,7 @@ version = "0.2.0"
 dependencies = [
  "lazy_static",
  "lighthouse_metrics",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "types",
 ]
 
@@ -4783,7 +4904,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -4792,8 +4913,8 @@ version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "85457366ae0c6ce56bf05a958aef14cd38513c236568618edbcd9a8c52cb80b0"
 dependencies = [
- "base64 0.12.1",
- "bytes 0.5.4",
+ "base64 0.12.3",
+ "bytes 0.5.5",
  "flate2",
  "futures 0.3.5",
  "httparse",
@@ -4920,8 +5041,8 @@ dependencies = [
  "lazy_static",
  "leveldb",
  "lighthouse_metrics",
- "lru 0.5.1",
- "parking_lot 0.10.2",
+ "lru 0.5.2",
+ "parking_lot 0.11.0",
  "rayon",
  "serde",
  "serde_derive",
@@ -4990,9 +5111,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.30"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93a56fabc59dce20fe48b6c832cc249c713e7ed88fa28b0ee0a3bfcaae5fe4e2"
+checksum = "e8d5d96e8cbb005d6959f119f773bfaebb5684296108fb32600c00cde305b2cd"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -5001,9 +5122,9 @@ dependencies = [
 
 [[package]]
 name = "synstructure"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67656ea1dc1b41b1451851562ea232ec2e5a80242139f7e679ceccfb5d61f545"
+checksum = "b834f2d66f734cb897113e34aaff2f1ab4719ca946f9a7358dba8f8064148701"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -5044,7 +5165,7 @@ dependencies = [
  "rand 0.7.3",
  "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -5054,7 +5175,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c0863a3345e70f61d613eab32ee046ccd1bcc5f9105fe402c61fcd0c13eeb8b5"
 dependencies = [
  "dirs",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -5085,18 +5206,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b13f926965ad00595dd129fa12823b04bbf866e9085ab0a5f2b05b850fbfc344"
+checksum = "7dfdd070ccd8ccb78f4ad66bf1982dc37f620ef696c6b5028fe2ed83dd3d0d08"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "893582086c2f98cde18f906265a65b5030a074b1046c674ae898be6519a7f479"
+checksum = "bd80fc12f73063ac132ac92aceea36734f04a1d93c1240c6944e23a3b8841793"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -5119,7 +5240,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
 dependencies = [
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -5134,7 +5255,7 @@ dependencies = [
  "stdweb",
  "time-macros",
  "version_check 0.9.2",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -5167,7 +5288,7 @@ dependencies = [
  "beacon_chain",
  "environment",
  "futures 0.3.5",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "slog",
  "slot_clock",
  "tokio 0.2.21",
@@ -5218,6 +5339,12 @@ dependencies = [
  "serde_json",
 ]
 
+[[package]]
+name = "tinyvec"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
+
 [[package]]
 name = "tokio"
 version = "0.1.22"
@@ -5239,7 +5366,7 @@ dependencies = [
  "tokio-threadpool",
  "tokio-timer 0.2.13",
  "tokio-udp",
- "tokio-uds 0.2.6",
+ "tokio-uds 0.2.7",
 ]
 
 [[package]]
@@ -5248,7 +5375,7 @@ version = "0.2.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d099fa27b9702bed751524694adbe393e18b36b204da91eb1cbbbbb4a5ee2d58"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "fnv",
  "futures-core",
  "iovec",
@@ -5263,7 +5390,7 @@ dependencies = [
  "signal-hook-registry",
  "slab 0.4.2",
  "tokio-macros",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -5355,7 +5482,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9390a43272c8a6ac912ed1d1e2b6abeafd5047e05530a2fa304deee041a06215"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "tokio 0.2.21",
 ]
 
@@ -5507,9 +5634,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-uds"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5076db410d6fdc6523df7595447629099a1fdc47b3d9f896220780fa48faf798"
+checksum = "ab57a4ac4111c8c9dbcf70779f6fc8bc35ae4b2454809febac840ad19bd7e4e0"
 dependencies = [
  "bytes 0.4.12",
  "futures 0.1.29",
@@ -5529,7 +5656,7 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be8242891f2b6cbef26a2d7e8605133c2c554cd35b3e4948ea892d6d68436499"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures-core",
  "futures-io",
  "futures-sink",
@@ -5614,7 +5741,7 @@ checksum = "712d261e83e727c8e2dbb75dacac67c36e35db36a958ee504f2164fc052434e1"
 dependencies = [
  "block-cipher-trait",
  "byteorder",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -5722,11 +5849,11 @@ dependencies = [
 
 [[package]]
 name = "unicode-normalization"
-version = "0.1.12"
+version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5479532badd04e128284890390c1e876ef7a993d0570b3597ae43dfa1d59afa4"
+checksum = "6fb19cf769fa8c6a80a162df694621ebeb4dafb606470b2b2fce0be40a98a977"
 dependencies = [
- "smallvec 1.4.0",
+ "tinyvec",
 ]
 
 [[package]]
@@ -5737,15 +5864,15 @@ checksum = "e83e153d1053cbb5a118eeff7fd5be06ed99153f00dbcd8ae310c5fb2b22edc0"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.7"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
+checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
+checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
 [[package]]
 name = "universal-hash"
@@ -5762,7 +5889,7 @@ name = "unsigned-varint"
 version = "0.3.3"
 source = "git+https://github.com/sigp/unsigned-varint?branch=latest-codecs#76fc423494e59f1ec4c8948bd0d3ae3c09851909"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "tokio-util",
 ]
 
@@ -5778,7 +5905,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "669d776983b692a906c881fcd0cfb34271a48e197e4d6cb8df32b05bfc3d3fa5"
 dependencies = [
- "bytes 0.5.4",
+ "bytes 0.5.5",
  "futures_codec",
 ]
 
@@ -5839,7 +5966,7 @@ dependencies = [
  "hex 0.4.2",
  "libc",
  "logging",
- "parking_lot 0.10.2",
+ "parking_lot 0.11.0",
  "rayon",
  "remote_beacon_node",
  "rest_types",
@@ -5876,9 +6003,9 @@ dependencies = [
 
 [[package]]
 name = "vcpkg"
-version = "0.2.9"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55d1e41d56121e07f1e223db0a4def204e45c85425f6a16d462fd07c8d10d74c"
+checksum = "6454029bf181f092ad1b853286f23e2c507d8e8194d01d92da4a55c274a5508c"
 
 [[package]]
 name = "vec_map"
@@ -5918,7 +6045,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "777182bc735b6424e1a57516d35ed72cb8019d85c8c9bf536dccb3445c1a2f7d"
 dependencies = [
  "same-file",
- "winapi 0.3.8",
+ "winapi 0.3.9",
  "winapi-util",
 ]
 
@@ -5951,9 +6078,9 @@ checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.63"
+version = "0.2.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c2dc4aa152834bc334f506c1a06b866416a8b6697d5c9f75b9a689c8486def0"
+checksum = "6a634620115e4a229108b71bde263bb4220c483b3f07f5ba514ee8d15064c4c2"
 dependencies = [
  "cfg-if",
  "serde",
@@ -5963,9 +6090,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.63"
+version = "0.2.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ded84f06e0ed21499f6184df0e0cb3494727b0c5da89534e0fcc55c51d812101"
+checksum = "3e53963b583d18a5aa3aaae4b4c1cb535218246131ba22a71f05b518098571df"
 dependencies = [
  "bumpalo",
  "lazy_static",
@@ -5978,9 +6105,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-futures"
-version = "0.4.13"
+version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "64487204d863f109eb77e8462189d111f27cb5712cc9fdb3461297a76963a2f6"
+checksum = "dba48d66049d2a6cc8488702e7259ab7afc9043ad0dc5448444f46f2a453b362"
 dependencies = [
  "cfg-if",
  "js-sys",
@@ -5990,9 +6117,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.63"
+version = "0.2.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "838e423688dac18d73e31edce74ddfac468e37b1506ad163ffaf0a46f703ffe3"
+checksum = "3fcfd5ef6eec85623b4c6e844293d4516470d8f19cd72d0d12246017eb9060b8"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -6000,9 +6127,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.63"
+version = "0.2.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3156052d8ec77142051a533cdd686cba889537b213f948cd1d20869926e68e92"
+checksum = "9adff9ee0e94b926ca81b57f57f86d5545cdcb1d259e21ec9bdd95b901754c75"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -6013,15 +6140,15 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.63"
+version = "0.2.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9ba19973a58daf4db6f352eda73dc0e289493cd29fb2632eb172085b6521acd"
+checksum = "7f7b90ea6c632dd06fd765d44542e234d5e63d9bb917ecd64d79778a13bd79ae"
 
 [[package]]
 name = "wasm-bindgen-test"
-version = "0.3.13"
+version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f0dfda4d3b3f8acbc3c291b09208081c203af457fb14a229783b06e2f128aa7"
+checksum = "8edfbb0918bc0e8207c38200c9462ba8d03d8276dd99bdca14c08281af61883f"
 dependencies = [
  "console_error_panic_hook",
  "js-sys",
@@ -6033,9 +6160,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-test-macro"
-version = "0.3.13"
+version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2c2e18093f11c19ca4e188c177fecc7c372304c311189f12c2f9bea5b7324ac7"
+checksum = "343d02640a91e4cd89d81dba8b9047991b4bf103657c1a2d18884808c83642fc"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -6059,9 +6186,9 @@ dependencies = [
 
 [[package]]
 name = "web-sys"
-version = "0.3.40"
+version = "0.3.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b72fe77fd39e4bd3eaa4412fd299a0be6b3dfe9d2597e2f1c20beb968f41d17"
+checksum = "863539788676619aac1a23e2df3655e96b32b0e05eb72ca34ba045ad573c625d"
 dependencies = [
  "js-sys",
  "wasm-bindgen",
@@ -6074,7 +6201,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a681e8d15deced7c510db88c59133d2eafa7b6298b6e91b545e2a3fed93b3fe"
 dependencies = [
  "arrayvec",
- "base64 0.12.1",
+ "base64 0.12.3",
  "derive_more",
  "ethabi",
  "ethereum-types",
@@ -6182,9 +6309,9 @@ checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 
 [[package]]
 name = "winapi"
-version = "0.3.8"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
 dependencies = [
  "winapi-i686-pc-windows-gnu",
  "winapi-x86_64-pc-windows-gnu",
@@ -6208,7 +6335,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -6223,7 +6350,7 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0120db82e8a1e0b9fb3345a539c478767c0048d842860994d96113d5b667bd69"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -6276,9 +6403,9 @@ dependencies = [
 
 [[package]]
 name = "yamux"
-version = "0.4.5"
+version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84300bb493cc878f3638b981c62b4632ec1a5c52daaa3036651e8c106d3b55ea"
+checksum = "cd37e58a1256a0b328ce9c67d8b62ecdd02f4803ba443df478835cb1a41a637c"
 dependencies = [
  "futures 0.3.5",
  "log 0.4.8",
diff --git a/Dockerfile b/Dockerfile
index 8856d1493..cd002b2ed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM rust:1.43.1 AS builder
+FROM rust:1.44.1 AS builder
 RUN apt-get update && apt-get install -y cmake
 COPY . lighthouse
 RUN cd lighthouse && make
diff --git a/beacon_node/beacon_chain/Cargo.toml b/beacon_node/beacon_chain/Cargo.toml
index cd826826e..b61feb213 100644
--- a/beacon_node/beacon_chain/Cargo.toml
+++ b/beacon_node/beacon_chain/Cargo.toml
@@ -13,7 +13,7 @@ participation_metrics = []  # Exposes validator participation metrics to Prometh
 eth2_config = { path = "../../common/eth2_config" }
 merkle_proof = { path = "../../consensus/merkle_proof" }
 store = { path = "../store" }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 lazy_static = "1.4.0"
 smallvec = "1.4.0"
 lighthouse_metrics = { path = "../../common/lighthouse_metrics" }
diff --git a/beacon_node/client/Cargo.toml b/beacon_node/client/Cargo.toml
index aad15cd9e..d41609ca6 100644
--- a/beacon_node/client/Cargo.toml
+++ b/beacon_node/client/Cargo.toml
@@ -15,9 +15,9 @@ network = { path = "../network" }
 timer = { path = "../timer" }
 eth2_libp2p = { path = "../eth2_libp2p" }
 rest_api = { path = "../rest_api" }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 websocket_server = { path = "../websocket_server" }
-prometheus = "0.8.0"
+prometheus = "0.9.0"
 types = { path = "../../consensus/types" }
 tree_hash = "0.1.0"
 eth2_config = { path = "../../common/eth2_config" }
diff --git a/beacon_node/eth1/Cargo.toml b/beacon_node/eth1/Cargo.toml
index ba211a4e8..d3ff4de8c 100644
--- a/beacon_node/eth1/Cargo.toml
+++ b/beacon_node/eth1/Cargo.toml
@@ -22,7 +22,7 @@ eth2_ssz = "0.1.2"
 eth2_ssz_derive = "0.1.0"
 tree_hash = "0.1.0"
 eth2_hashing = "0.1.0"
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 slog = "2.5.2"
 tokio = { version = "0.2.21", features = ["full"] }
 state_processing = { path = "../../consensus/state_processing" }
diff --git a/beacon_node/eth2_libp2p/Cargo.toml b/beacon_node/eth2_libp2p/Cargo.toml
index d26f83386..4ec33538c 100644
--- a/beacon_node/eth2_libp2p/Cargo.toml
+++ b/beacon_node/eth2_libp2p/Cargo.toml
@@ -25,8 +25,8 @@ lazy_static = "1.4.0"
 lighthouse_metrics = { path = "../../common/lighthouse_metrics" }
 smallvec = "1.4.0"
 lru = "0.5.1"
-parking_lot = "0.10.2"
-sha2 = "0.8.2"
+parking_lot = "0.11.0"
+sha2 = "0.9.1"
 base64 = "0.12.1"
 snap = "1.0.0"
 void = "1.0.2"
diff --git a/beacon_node/genesis/Cargo.toml b/beacon_node/genesis/Cargo.toml
index 3100f060a..71556e70d 100644
--- a/beacon_node/genesis/Cargo.toml
+++ b/beacon_node/genesis/Cargo.toml
@@ -19,7 +19,7 @@ eth2_ssz = "0.1.2"
 eth2_hashing = "0.1.0"
 tree_hash = "0.1.0"
 tokio = { version = "0.2.21", features = ["full"] }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 slog = "2.5.2"
 exit-future = "0.2.0"
 serde = "1.0.110"
diff --git a/beacon_node/network/Cargo.toml b/beacon_node/network/Cargo.toml
index e548fa7a9..5a345cea9 100644
--- a/beacon_node/network/Cargo.toml
+++ b/beacon_node/network/Cargo.toml
@@ -29,7 +29,7 @@ tree_hash = "0.1.0"
 futures = "0.3.5"
 error-chain = "0.12.2"
 tokio = { version = "0.2.21", features = ["full"] }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 smallvec = "1.4.0"
 # TODO: Remove rand crate for mainnet
 rand = "0.7.3"
diff --git a/beacon_node/operation_pool/Cargo.toml b/beacon_node/operation_pool/Cargo.toml
index d388df2b4..2436b954c 100644
--- a/beacon_node/operation_pool/Cargo.toml
+++ b/beacon_node/operation_pool/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 int_to_bytes = { path = "../../consensus/int_to_bytes" }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 types = { path = "../../consensus/types" }
 state_processing = { path = "../../consensus/state_processing" }
 eth2_ssz = "0.1.2"
diff --git a/beacon_node/rest_api/Cargo.toml b/beacon_node/rest_api/Cargo.toml
index bd9302f62..78a9208c8 100644
--- a/beacon_node/rest_api/Cargo.toml
+++ b/beacon_node/rest_api/Cargo.toml
@@ -32,7 +32,7 @@ eth2_config = { path = "../../common/eth2_config" }
 lighthouse_metrics = { path = "../../common/lighthouse_metrics" }
 slot_clock = { path = "../../common/slot_clock" }
 hex = "0.4.2"
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 futures = "0.3.5"
 operation_pool = { path = "../operation_pool" }
 rayon = "1.3.0"
diff --git a/beacon_node/store/Cargo.toml b/beacon_node/store/Cargo.toml
index 79d25ecfb..e50a6d8ae 100644
--- a/beacon_node/store/Cargo.toml
+++ b/beacon_node/store/Cargo.toml
@@ -16,7 +16,7 @@ rayon = "1.3.0"
 [dependencies]
 db-key = "0.0.5"
 leveldb = "0.8.5"
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 itertools = "0.9.0"
 eth2_ssz = "0.1.2"
 eth2_ssz_derive = "0.1.0"
diff --git a/beacon_node/timer/Cargo.toml b/beacon_node/timer/Cargo.toml
index 4ac22ad2e..d642afa87 100644
--- a/beacon_node/timer/Cargo.toml
+++ b/beacon_node/timer/Cargo.toml
@@ -10,6 +10,6 @@ types = { path = "../../consensus/types" }
 slot_clock = { path = "../../common/slot_clock" }
 tokio = { version = "0.2.21", features = ["full"] }
 slog = "2.5.2"
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 futures = "0.3.5"
 environment = { path = "../../lighthouse/environment" }
diff --git a/common/eth2_interop_keypairs/Cargo.toml b/common/eth2_interop_keypairs/Cargo.toml
index fb33be4eb..0b105a204 100644
--- a/common/eth2_interop_keypairs/Cargo.toml
+++ b/common/eth2_interop_keypairs/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 
 [dependencies]
 lazy_static = "1.4.0"
-num-bigint = "0.2.6"
+num-bigint = "0.3.0"
 eth2_hashing = "0.1.0"
 hex = "0.4.2"
 milagro_bls = { git = "https://github.com/sigp/milagro_bls", tag = "v1.1.0" }
diff --git a/common/lighthouse_metrics/Cargo.toml b/common/lighthouse_metrics/Cargo.toml
index 1e804c8d3..c6f11391f 100644
--- a/common/lighthouse_metrics/Cargo.toml
+++ b/common/lighthouse_metrics/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 
 [dependencies]
 lazy_static = "1.4.0"
-prometheus = "0.8.0"
+prometheus = "0.9.0"
diff --git a/common/slot_clock/Cargo.toml b/common/slot_clock/Cargo.toml
index 86b013e10..63a571e5b 100644
--- a/common/slot_clock/Cargo.toml
+++ b/common/slot_clock/Cargo.toml
@@ -8,4 +8,4 @@ edition = "2018"
 types = { path = "../../consensus/types" }
 lazy_static = "1.4.0"
 lighthouse_metrics = { path = "../lighthouse_metrics" }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
diff --git a/crypto/eth2_hashing/Cargo.toml b/crypto/eth2_hashing/Cargo.toml
index 2ffb37c9e..fdc9ae500 100644
--- a/crypto/eth2_hashing/Cargo.toml
+++ b/crypto/eth2_hashing/Cargo.toml
@@ -13,7 +13,7 @@ lazy_static = { version = "1.4.0", optional = true }
 ring = "0.16.9"
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
-sha2 = "0.8.1"
+sha2 = "0.9.1"
 
 [dev-dependencies]
 rustc-hex = "2.1.0"
diff --git a/crypto/eth2_key_derivation/Cargo.toml b/crypto/eth2_key_derivation/Cargo.toml
index 087d4320f..610f7a566 100644
--- a/crypto/eth2_key_derivation/Cargo.toml
+++ b/crypto/eth2_key_derivation/Cargo.toml
@@ -14,4 +14,4 @@ ring = "0.16.9"
 bls = { path = "../bls" }
 
 [dev-dependencies]
-hex = "0.3"
+hex = "0.4.2"
diff --git a/crypto/eth2_keystore/Cargo.toml b/crypto/eth2_keystore/Cargo.toml
index 31e170956..3a3eb4a80 100644
--- a/crypto/eth2_keystore/Cargo.toml
+++ b/crypto/eth2_keystore/Cargo.toml
@@ -17,7 +17,7 @@ uuid = { version = "0.8", features = ["serde", "v4"] }
 zeroize = { version = "1.0.0", features = ["zeroize_derive"] }
 serde = "1.0.110"
 serde_repr = "0.1"
-hex = "0.3"
+hex = "0.4.2"
 bls = { path = "../bls" }
 eth2_ssz = { path = "../../consensus/ssz" }
 serde_json = "1.0.41"
diff --git a/crypto/eth2_wallet/Cargo.toml b/crypto/eth2_wallet/Cargo.toml
index b43939e54..db99a3872 100644
--- a/crypto/eth2_wallet/Cargo.toml
+++ b/crypto/eth2_wallet/Cargo.toml
@@ -17,5 +17,5 @@ eth2_key_derivation = { path = "../eth2_key_derivation" }
 tiny-bip39 = "0.7.3"
 
 [dev-dependencies]
-hex = "0.3"
+hex = "0.4.2"
 tempfile = "3.1.0"
diff --git a/lighthouse/environment/Cargo.toml b/lighthouse/environment/Cargo.toml
index 4510b9bba..56c40da0c 100644
--- a/lighthouse/environment/Cargo.toml
+++ b/lighthouse/environment/Cargo.toml
@@ -16,7 +16,7 @@ slog-term = "2.5.0"
 slog-async = "2.5.0"
 ctrlc = { version = "3.1.4", features = ["termination"] }
 futures = "0.3.5"
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 slog-json = "2.3.0"
 exit-future = "0.2.0"
 lazy_static = "1.4.0"
diff --git a/testing/simulator/Cargo.toml b/testing/simulator/Cargo.toml
index fd2323c01..07e1e3448 100644
--- a/testing/simulator/Cargo.toml
+++ b/testing/simulator/Cargo.toml
@@ -10,7 +10,7 @@ edition = "2018"
 node_test_rig = { path = "../node_test_rig" }
 types = { path = "../../consensus/types" }
 validator_client = { path = "../../validator_client" }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 futures = "0.3.5"
 tokio = "0.2.21"
 eth1_test_rig = { path = "../eth1_test_rig" }
diff --git a/validator_client/Cargo.toml b/validator_client/Cargo.toml
index 19e0626a3..83f775208 100644
--- a/validator_client/Cargo.toml
+++ b/validator_client/Cargo.toml
@@ -32,7 +32,7 @@ futures = { version = "0.3.5", features = ["compat"] }
 dirs = "2.0.2"
 logging = { path = "../common/logging" }
 environment = { path = "../lighthouse/environment" }
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 exit-future = "0.2.0"
 libc = "0.2.69"
 eth2_ssz_derive = "0.1.0"
diff --git a/validator_client/slashing_protection/Cargo.toml b/validator_client/slashing_protection/Cargo.toml
index 7ce29c80d..8966cb278 100644
--- a/validator_client/slashing_protection/Cargo.toml
+++ b/validator_client/slashing_protection/Cargo.toml
@@ -11,7 +11,7 @@ tree_hash = { path = "../../consensus/tree_hash" }
 rusqlite = { version = "0.23.1", features = ["bundled"] }
 r2d2 = "0.8.8"
 r2d2_sqlite = "0.16.0"
-parking_lot = "0.10.2"
+parking_lot = "0.11.0"
 
 [dev-dependencies]
 rayon = "1.3.0"